How To Fix EMV191 - Internal error in function module ISU_S_MOVE_IN_CHARGES_POST

EMV191 - Overview

• Message type: E = Error

• Message class: EMV - Reserved for IS-U: move-in/out

• Message number: 191

• Message text: Internal error in function module ISU_S_MOVE_IN_CHARGES_POST

What causes this issue?

No function module is available for calculating the move-in charges.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you want to levy charges during a move-in, a function module or
calculating the move-in charges must exist and must be recorded in
table TFKFBC (installation-specific function modules) or table TFKFS
(field selector) (application area R, event R880).
If you do <ZH>not</> want to levy charges during a move-in, please
check the settings in table TE490ES (General system parameters for
move-in and move-out).

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EMV191 - Internal error in function module ISU_S_MOVE_IN_CHARGES_POST ?

  The SAP error message EMV191, which indicates an "Internal error in function module ISU_S_MOVE_IN_CHARGES_POST," typically occurs in the context of the SAP IS-U (Industry Solution for Utilities) module. This error can arise during the processing of move-in charges, which are related to the registration of a new customer or the transfer of a service.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies or missing data in the master data or transaction data related to the customer, contract, or service point.
  
  Configuration Issues: Incorrect configuration settings in the IS-U module can lead to errors during the processing of move-in charges.
  Custom Code: If there are custom enhancements or modifications in the function module or related processes, they may introduce errors.
  System Bugs: There may be known bugs in the version of SAP you are using that affect the function module.
  
  Solutions:
  
  Check Data Consistency: Verify that all necessary data for the move-in process is complete and consistent. This